<html>

<head>
    <title>首页</title>
    <link rel="stylesheet" href="css/main.css">
</head>

<body>
    <h1>首页</h1>

    <div>
        <button>
            <a href="./index.html">首页</a>
        <button>
            <a href="./user.html">用户</a>
        </button>
    </div>

</body>

</html>